Emergency Room - Arroyo Grande Community Hospital is an emergency room that offers many services, including emergency care, chest pain and heart attack, and a primary stroke center. Visit Emergency Room - Arroyo Grande Community Hospital located at 345 S Halcyon Rd, Arroyo Grande, CA. This Arroyo Grande emergency room is one of the best in California. As part of the Dignity Health network, Emergency Room - Arroyo Grande Community Hospital is dedicated to delivering high quality, compassionate care and access to Arroyo Grande and nearby communities.